LOCATION TATERSOUP OR
Tentative Series
Rev. DM/CEG
02/2022
TATERSOUP SERIES
Landscape--Intermontane Basin
Landform--mountain valleys, alluvial fans on outwash fans
Slope--0 to 4 percent
Parent material--alluvium and/or glaciofluvial deposits derived from volcanic rock or tephra
Mean annual precipitation--about 880 mm
Mean annual air temperature--about 6.2 degrees C
Depth class--very deep
Drainage class--moderately well drained
Soil moisture regime--xeric
Soil temperature regime--frigid
Soil moisture subclass--typic
TAXONOMIC CLASS: Medial-skeletal, amorphic, frigid Humic Haploxerands
TYPICAL PEDON: Tatersoup cobbly medial sandy loam on a forested alluvial fan on an outwash fan with 0.2 percent surface cover of stones and boulders, a slope of less than 1 percent, and an elevation of 1286 m
Oi--0 to 1 cm; slightly decomposed plant material; abrupt smooth boundary
A--1 to 42 cm; cobbly medial sandy loam, grayish brown (10YR 5/2) dry, very dark brown (10YR 2/2) broken face moist; moderate fine granular structure; soft, very friable, nonsticky and nonplastic; many very fine and fine and common medium and coarse roots; 15 percent indurated volcanic rock gravel, 10 percent indurated volcanic rock cobbles, and 5 percent indurated volcanic rock stones; moderately acid (pH 5.8); abrupt smooth boundary
AB--42 to 75 cm; extremely cobbly medial sandy loam, yellowish brown (10YR 5/4) dry, dark brown (10YR 3/3) moist; weak medium subangular blocky structure; soft, very friable, nonsticky and nonplastic; many very fine and common fine roots; 25 percent indurated volcanic rock gravel, 35 percent indurated volcanic rock cobbles, and 15 percent indurated volcanic rock stones; moderately acid (pH 5.8); gradual smooth boundary
Bw--75 to 110 cm; extremely cobbly medial sandy loam, light yellowish brown (10YR 6/4) dry, dark yellowish brown (10YR 4/6) moist; massive; soft, very friable, nonsticky and nonplastic; common very fine and fine roots; 25 percent indurated volcanic rock gravel, 35 percent indurated volcanic rock cobbles, and 15 percent indurated volcanic rock stones; moderately acid (pH 6.0); gradual wavy boundary
2Bw--110 to 200 cm; extremely cobbly ashy loamy coarse sand, light yellowish brown (10YR 6/4) dry, dark yellowish brown (10YR 3/6) moist; single grain; loose, nonsticky and nonplastic; few fine roots; 4 percent strong brown (7.5YR 4/6) iron-manganese masses in matrix and 4 percent strong brown (7.5YR 4/6) iron-manganese masses on bottom of rock fragments; 40 percent indurated volcanic rock gravel, 30 percent indurated volcanic rock cobbles, and 10 percent indurated volcanic rock stones; slightly acid (pH 6.4)
TYPE LOCATION: Klamath County, Oregon; about 610 m north and 160 m east of the southwest corner of sec. 18, T.36S., R.6E., Willamette Meridian; Lake of the Woods North, Oregon USGS quadrangle; Latitude 42.436490 degrees north, longitude 122.16720 degrees west, datum WGS84 (coordinates derived from GPS unit)
RANGE IN CHARACTERISTICS:
Soil Temperature: frigid regime
Mean annual soil temperature-- 3.0 to 8.0 degrees C
Mean summer soil temperature-- 11.6 to 13.0 degrees C
Mean winter soil temperature-- 2.2 to 3.6 degrees C
Moisture control section--20 to 60 cm; xeric regime; dry in all parts for 45 to 60 days in August, September, or October
Rock fragments--volcanic rock, typically andesite
Mollic epipedon--35 to 100 cm thick; includes the AB horizon in some pedons
Particle-size control section
*Clay content--3 to 10 percent
*Sand content--65 to 75 percent
*Rock fragment content--40 to 70 percent
Estimated andic properties, from the mineral soil surface to the 2Bw horizon:
*Thickness--100 to 140 cm
*Ammonium oxalate extractable Al plus 1/2 Fe--2.5 to 5.0 percent
*Medium to very coarse sand in the .02 to 2.0 mm fraction--less than 50 percent
*P retention--85 to 100 percent
*Volcanic glass content--10 to 30 percent
*1/3-bar bulk density--0.85 to 1.4 g/cm3
*1500 kPa water (air-dried samples)--20 to 30 percent
*Oxalate extractable silica--1.5 to 2.0 percent
Estimated andic soil properties, lower part (2Bw horizon):
*Volcanic glass glass--10 to 30 percent,
*Ammonium oxalate extractable Al plus 1/2 Fe--1.0 to 2.5 percent
*P-retention--50 to 70 percent
*1/3-bar bulk density--1.00 to 1.35 g/cm3
*15 bar kPa water (air-dried samples)--5 to 10 percent
*Oxalate extractable silica--0.9 to 1.5 percent
Oi, Oe, or Oa horizons
Cumulative thickness--1 to 10 cm
A horizons
Hue--7.5YR or 10YR moist or dry
Value--2 to 3 moist, 3 to 5 dry
Chroma--2 or 3, moist or dry
Fine-earth texture--medial sandy loam, medial coarse sandy loam
Clay content--2 to 10 percent
Total content of rock fragments--15 to 34 percent
Gravel content--5 to 20 percent
Cobble content--0 to 10 percent
Stone content--0 to 5 percent
Reaction--moderately acid or slightly acid (pH 5.6 to 6.5)
Organic matter--8 to 20 percent
Thickness--35 to 85 cm
AB horizon
Value--2 or 3 moist, 4 or 5 dry
Chroma--2 or 3 moist, 2 to 4 dry
Fine-earth texture--medial sandy loam, medial coarse sandy loam
Clay content--2 to 10 percent
Total content of rock fragments--40 to 80 percent
Gravel content--5 to 50 percent
Cobble content--10 to 35 percent
Stone content--0 to 15 percent
Reaction--moderately acid or slightly acid (pH 5.6 to 6.5)
Organic matter--3 to 8 percent
Thickness--15 to 50 cm
Bw horizon (where present)
Value--3 or 4 moist, 4 to 6 dry
Chroma--3 to 6 moist or dry
Fine-earth texture--medial sandy loam, medial coarse sandy loam
Clay content--2 to 10 percent
Total content of rock fragments--40 to 80 percent
Gravel content--5 to 50 percent
Cobble content--10 to 35 percent
Stone content--0 to 15 percent
Reaction--moderately acid or slightly acid (pH 5.6 to 6.5)
Organic matter--3 to 8 percent
Thickness--0 to 60 cm
2Bw horizon
Value--3 to 6 moist, 5 to 7 dry
Chroma--3 to 6 moist, 3 or 4 dry
Fine-earth texture--ashy loamy coarse sand, ashy coarse sand
Clay content--0 to 7 percent
Total content of rock fragments--50 to 80 percent
Gravel content--30 to 40 percent
Cobble content--20 to 40 percent
Stone content--0 to 15 percent
P retention--less than 85 percent
Volcanic glass--5 to 15 percent
1500 kPa water (air-dried samples)--less than 12 percent
Reaction--moderately acid or slightly acid (pH 5.6 to 6.5)
Organic matter--0.5 to 1.0 percent
COMPETING SERIES:
Juniperlake--no redoximorphic features or seasonally high water table; dry for 90 days July through October; 60 to 85 frost free days; densic contact with slightly hard to very hard material between 100 and 150 cm
McNair--formed in ash over colluvium and residuum from volcanic mudflows and are underlain by a paralithic contact; no redoximorphic features or seasonally high water table; dry for 90 days July through October; 80 to 110 frost free days; mean annual precipitation over 1900 mm; 10 to 18 percent clay in the particle size control section
GEOGRAPHIC SETTING:
Elevation--1250 to 1525 m
Climate--cold wet winters, cool dry summers
Mean annual air temperature--3.0 to 6.9 degrees C
Mean annual precipitation--560 to 1200 mm
Frost-free period--30 to 60 days
GEOGRAPHICALLY ASSOCIATED SOILS:
Anniecreek--somewhat poorly drained; irregular decrease in organic carbon with depth; redoximorphic accumulations beginning at depths of 50 to 100 cm
Hoxie--poorly drained; less than 15 percent rock fragments in the particle-size control section
Kyotesue--well drained; medial loam or medial sandy loam textures in the less than 2 mm fraction throughout the particle-size control section
Pokegema--well drained; less than 35 percent rock fragments in the lower portion of the particle-size control section
Tater--well drained; lithologic discontinuity with ashy-skeletal material less than 100 cm below the mineral soil surface; umbric epipedon
Woodcock--well drained; argillic horizons
DRAINAGE AND SATURATED HYDRAULIC CONDUCTIVITY:
Drainage class--moderately well drained
Saturated hydraulic conductivity (Ksat)--high in the A, AB, and Bw horizons; high to very high in the 2Bw horizon
USE AND VEGETATION:
Use--gravel and sand quarries, timber production, wildlife habitat, recreation
Vegetation--variable tree species in the overstory dominated by white fir, with Engelmann's spruce, aspen, black cottonwood, Douglas fir, lodgepole, incense cedar and ponderosa pine also present; variable understory that includes saskatoon serviceberry, current, rose, blackberry, beaked hazelnut, queencup beadlily, wintergreen, blue wildrye, and bluejoint reedgrass
DISTRIBUTION AND EXTENT: Klamath County, Oregon; Klamath and Shasta Valleys and Basins, Oregon; MLRA 21; small extent
SOIL SURVEY REGIONAL OFFICE (SSRO) RESPONSIBLE: Davis, California
SERIES PROPOSED:
Klamath County, Northern Part, Oregon, 2020
Origin of the name--the name is coined
REMARKS:
Diagnostic horizons and features in this pedon
*Mollic epipedon--zone from 1 to 42 cm
*Andic soil properties--zone from 1 to 200 cm
*Volcanic glass--zone from 1 to 200 cm
*Particle-size control section--1 to 101 cm
ADDITIONAL DATA:
NASIS SITE ID--2004OR0352071; NASIS PEDON ID--2004OR0352071
Andic soil property data derived from KSSL analysis of the nearby, related Tater series, Lab Pedon Number 08N0203 (NASIS site ID 04-JFD-17; NASIS pedon ID 04OR683017)
National Cooperative Soil Survey
U.S.A.